Question 4 2 pts What is the molarity of the OH in a solution obtained by...
If 9.30 mL of the analyte HNO3 is titrated with 13.50 mL of 0.250 M Ca(OH)2, determine the molarity of the analyte solution. How many mL of the titrant Sr(OH)2 is needed to titrate 5.52 mL of 0.75 M HCIO4, if the molarity of the titrant is 0.39?
What is the molarity of a Ba(OH)2 solution if 813 mL is required to titrate 170 mL of 5.13 M HCl? Ba(OH)2(aq) + 2 HCl(aq) → BaCl2(aq) + 2 H2O(l)
B. Ksp of Ca(OH)2 by titration 25 mL of Ca(OH)2 used*** Molarity of HCl solution = 0.0716M 1. Final buret reading (trial 1) = 7.50 mL Final buret reading (trial 2) = 14.60 mL 2. Initial buret reading (trial 1) = 0.50 mL Initial buret reading (trial 2) = 7.50 mL 3. Volume of HCl (trial 1) _________mL Volume of HCl (trial 2) _________mL 4. Molarity of Ca(OH)2 (trial 1) __________M Molarity of Ca(OH)2 (trial 2) ___________M 5. Average Molarity...
4. What volume (in L) of 0.586 M Ba(OH)2 (aq) contams V.* of Ba(OH)2 dissolved in it? 5. If 16.0 mL of water are added to 31.5 mL of 0.586 M Ba(OH)2 (aq), what is the new solution molarity?
2 pts D Question 17 What is the molarity of a solution that is made by dissolving 3.68g of sucrose(C12H22011) in suffiecient water to form 275,0 mL of solution? 3.91e-5M 7.43e-2M 13.4M 3.91e-2M Question 18 2 pts What volume of 1.00 M stock solution of glucose must be used to make 500.00 mL of a 1.75 x102 M glucose solution in water? 8.75 ml 1.75ml 48.6 mL 57.1 mL
25 mL of a 0.126 M solution of Ba(OH)2 is titrated with a solution of HCl of unknown molarity. If the equivalence point of the titration is obtained after addition of 28.3 mL of the HCl, the molar concentration of HCl is: Ba(OH)2 + 2 HCl = 2 H2O + BaCl2 A. 0.134 M B. 0.252 M C. 0.285 M D. 0.223 M E. 0.063 M
Canvas 1 pts Question 32 What is the molarity of the diluted solution? 50.0 ml. of a 1.20-M solution of C,H,OH is diluted to a final volume of 96.0ml. O 5.11M O 0.0489 M O 0.625 M O 0.305 M 1 pts Question 33 A cough syrup contains 5.0% ethyl alcohol, (CH.OH, (MM46.07g/mol), by mass. If a 250ml, bottle contains 12.4g of ethanol, what is the molarity of the alcohol in the cough syrup. 0.109M O 10.1M O 1.08M MacBook...
Calculate [OH−] for this strong base solution: 1.085 g of KOH in 410.0 mL of solution. Calculate [OH−] for this strong base solution: 14.0 mL of 1.50×10−2 M Ca(OH)2 diluted to 460.0 mL. Calculate [OH−] for the strong base solution formed by mixing 14.0 mL of 1.00×10−2 M Ba(OH)2 with 33.0 mL of 7.6×10−3 M NaOH.
Calculate [OH−] for this strong base solution: 1.085 g of KOH in 410.0 mL of solution. Calculate [OH−] for this strong base solution: 14.0 mL of 1.50×10−2 M Ca(OH)2 diluted to 460.0 mL. Calculate [OH−] for the strong base solution formed by mixing 14.0 mL of 1.00×10−2 M Ba(OH)2 with 33.0 mL of 7.6×10−3 M NaOH.
Question 21 8 pts A solution has a OH-concentration [OH-] = 2.5 x 10-4 M. a. Calculate the hydronium ion [H3O+] concentration in molarity. (Show all your work !!!!!) b. Calculate the pH and tell whether the solution is acidic or basic. (Show all your work !!!!!) 12pt v Paragraph v BI U A Av Tev : Question 20 6 pts Given the following chemical reaction, determine how many moles of HNO3 are reacted to make 22.7 g of H20....